BACnet VS CAN bus
As of 30 October 2026, CAN bus is named by 1,350 companies and BACnet by 460; BACnet skews to companies under 200 people (40% vs 48%), CAN bus to companies over 1,000 (28% vs 38%).
As of 30 October 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
The website-and-DNS footprint is not comparable between a marketing suite and a CRM: BACnet's script and mail records show on hundreds of thousands of small sites, CAN bus rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- BACnet: 2–200 employees
- 40%
- CAN bus: 2–200 employees
- 48%
- BACnet: 1,000+ employees
- 38%
- CAN bus: 1,000+ employees
- 28%
- Postings per company, 90 days
- 3.2 · 3.5
- Website or DNS footprint
- 0 · 0
Who chooses which
Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.
| Segment | BACnet | share | CAN bus | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 2 | 0% | 14 | 1% | even |
| 2-10 employees | 32 | 7% | 129 | 10% | CAN bus |
| 11-50 employees | 58 | 13% | 236 | 17% | CAN bus |
| 51-200 employees | 92 | 20% | 285 | 21% | even |
| 201-500 employees | 70 | 15% | 201 | 15% | even |
| 501-1000 employees | 32 | 7% | 105 | 8% | even |
| 1001-5000 employees | 82 | 18% | 168 | 12% | BACnet |
| 5001-10000 employees | 26 | 6% | 63 | 5% | even |
| 10,001+ employees | 66 | 14% | 149 | 11% | BACnet |
| Segment | BACnet | share | CAN bus | share | Leans |
|---|---|---|---|---|---|
| Property & construction | 116 | 25% | 31 | 2% | BACnet |
| Manufacturing & industry | 115 | 25% | 630 | 47% | CAN bus |
| Technology & software | 79 | 17% | 217 | 16% | even |
| Business & finance services | 65 | 14% | 130 | 10% | BACnet |
| Utilities & infrastructure | 29 | 6% | 44 | 3% | BACnet |
| Public, community & associations | 16 | 3% | 28 | 2% | even |
| Consumer services & leisure | 10 | 2% | 22 | 2% | even |
| Commerce & trade | 6 | 1% | 32 | 2% | even |
| Health care | 6 | 1% | 6 | 0% | even |
| Media & content | 5 | 1% | 20 | 1% | even |
| Transport, logistics & rental | 5 | 1% | 34 | 3% | even |
| Automotive | 4 | 1% | 149 | 11% | CAN bus |
| Segment | BACnet | share | CAN bus | share | Leans |
|---|---|---|---|---|---|
| United States | 260 | 57% | 735 | 54% | BACnet |
| Germany | 56 | 12% | 143 | 11% | even |
| France | 23 | 5% | 46 | 3% | even |
| United Kingdom | 20 | 4% | 74 | 5% | even |
| Canada | 14 | 3% | 29 | 2% | even |
| Switzerland | 9 | 2% | 17 | 1% | even |
| Netherlands | 9 | 2% | 35 | 3% | even |
| Poland | 7 | 2% | – | – | outside top 12 |
| Spain | 5 | 1% | 20 | 1% | even |
| India | 5 | 1% | 37 | 3% | even |
| Italy | 5 | 1% | 20 | 1% | even |
| Singapore | 4 | 1% | – | – | outside top 12 |
| Sweden | – | – | 40 | 3% | outside top 12 |
| Australia | – | – | 15 | 1% | outside top 12 |
| Segment | BACnet | share | CAN bus | share | Leans |
|---|---|---|---|---|---|
| Engineering (non-software) | 658 | 33% | 2,419 | 37% | CAN bus |
| Skilled trades and field service | 498 | 25% | 488 | 7% | BACnet |
| Software engineering | 113 | 6% | 2,413 | 37% | CAN bus |
| IT operations & business systems | 99 | 5% | 102 | 2% | BACnet |
| Sales | 84 | 4% | 77 | 1% | BACnet |
| Product, program & project management | 36 | 2% | 48 | 1% | even |
| Construction and civil | 35 | 2% | 8 | 0% | even |
| Customer service & success | 14 | 1% | 18 | 0% | even |
| Education & training | 11 | 1% | 9 | 0% | even |
| Facilities cleaning and security | 8 | 0% | – | – | outside top 12 |
| Data & AI | 4 | 0% | 34 | 1% | even |
| Marketing & communications | 3 | 0% | – | – | outside top 12 |
| Quality, safety & environment | – | – | 81 | 1% | outside top 12 |
| Logistics warehouse and transport | – | – | 8 | 0% | outside top 12 |
The companies behind each column
Companies using BACnet →
Companies using CAN bus →
iot platforms protocols ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
CAN bus is named by 1,350 companies in job postings and BACnet by 460; 29 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/bacnet-vs-can-bus)
Read from the source, not self-reported
Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →
- Job postingsRead hourly from career sites. A tool counts when the employer's own text names it as the team's system; both tools can count for one company.
- Website and DNSScripts and embeds on the company's pages, plus SPF, DKIM, MX and CNAME records of its domain that point at the vendor.
- SegmentsCountry, size and industry from the company profile built from its website.
- Not a reviewNo ratings, prices or feature claims. For those, read the vendors.
BACnet vs CAN bus: questions
Which is more used, BACnet or CAN bus?
By companies naming it in their own job postings, CAN bus (1,350) over BACnet (460). By website-and-DNS footprint, CAN bus (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses BACnet?
40% of BACnet companies have 2 to 200 employees, against 48% for CAN bus. 38% of BACnet companies have over 1,000 employees, against 28% for CAN bus.
Do companies run both?
29 companies name both in their postings, usually BACnet in marketing and CAN bus in sales, or during a migration.
Where do these numbers come from?
From the employer's own text in job postings read hourly from career sites, and from scripts found on company websites in our crawl. No vendor data, no surveys.
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with the person who owns it
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